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Alarm Batteries

Replacement Alarm Batteries ensure your alarm system continues to operate even during a power outage or when the electricity is cut. Browse our current selection of replacement Alarm Batteries for some of the top alarm brands like ADT, Honeywell and Ademco.

  • Original price $16.49 - Original price $16.49
    Original price
    $16.49
    $16.49 - $16.49
    Current price $16.49

    Napco GEM P800 12V 4.5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEM P800 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AG...

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    Original price $16.49 - Original price $16.49
    Original price
    $16.49
    $16.49 - $16.49
    Current price $16.49
  • Original price $18.59 - Original price $18.59
    Original price
    $18.59
    $18.59 - $18.59
    Current price $18.59

    Napco Alarms 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco Alarms Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM ...

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    Original price $18.59 - Original price $18.59
    Original price
    $18.59
    $18.59 - $18.59
    Current price $18.59
  • Original price $18.59 - Original price $18.59
    Original price
    $18.59
    $18.59 - $18.59
    Current price $18.59

    Napco GEM-P816 (12v 7ah) 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEM-P816 12v 7ah Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenanc...

    View full details
    Original price $18.59 - Original price $18.59
    Original price
    $18.59
    $18.59 - $18.59
    Current price $18.59
  • Original price $18.59 - Original price $18.59
    Original price
    $18.59
    $18.59 - $18.59
    Current price $18.59

    Napco GEM-P3200 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEM-P3200 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

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    Original price $18.59 - Original price $18.59
    Original price
    $18.59
    $18.59 - $18.59
    Current price $18.59
  • Original price $16.49 - Original price $16.49
    Original price
    $16.49
    $16.49 - $16.49
    Current price $16.49

    Napco GEM-P816 - 12v 4ah 12V 4.5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEM-P816 - 12v 4ah Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenan...

    View full details
    Original price $16.49 - Original price $16.49
    Original price
    $16.49
    $16.49 - $16.49
    Current price $16.49
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco Magnum 1016e 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco Magnum 1016e Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

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    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $18.59 - Original price $18.59
    Original price
    $18.59
    $18.59 - $18.59
    Current price $18.59

    Napco GEM-P816 - 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEM-P816 - Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...

    View full details
    Original price $18.59 - Original price $18.59
    Original price
    $18.59
    $18.59 - $18.59
    Current price $18.59
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco Alarms RBAT4 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco Alarms RBAT4 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

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    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco GEMP3200 Panel 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEMP3200 Panel Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance f...

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    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco GEM-P816 (12v 5ah) 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEM-P816 12v 5ah Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenanc...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $21.79 - Original price $21.79
    Original price
    $21.79
    $21.79 - $21.79
    Current price $21.79

    Napco Alarms RBAT6 12V 8Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco Alarms RBAT6 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

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    Original price $21.79 - Original price $21.79
    Original price
    $21.79
    $21.79 - $21.79
    Current price $21.79
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco Magnum Alert Panel 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco Magnum Alert Panel Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenan...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $18.59 - Original price $18.59
    Original price
    $18.59
    $18.59 - $18.59
    Current price $18.59

    Napco GEM-P816 12v 7ah 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEM-P816 12v 7ah Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance...

    View full details
    Original price $18.59 - Original price $18.59
    Original price
    $18.59
    $18.59 - $18.59
    Current price $18.59
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco GEM-P816 12V 5AH 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEM-P816 12V 5AH Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco GEMA1016LKDL 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEMA1016LKDL Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco GEMA1016E 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEMA1016E Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco GEMA1008LKDL 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEMA1008LKDL Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco GEMA1008E 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEMA1008E Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco GEMA1000E4LB 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEMA1000E4LB Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco GEMA1000E4LB PAK 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEMA1000E4LB PAK Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco GEGEM-P816 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEGEM-P816 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco Alarms MA1016LKDL 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco Alarms MA1016LKDL Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenanc...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco Alarms MA1016E 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco Alarms MA1016E Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance f...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Napco Alarms MA1008LKDL 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco Alarms MA1008LKDL Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenanc...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99